Sir Alex Ferguson's 105 Manchester United signings ranked

SIR ALEX FERGUSON was one of the greatest managers in English football history - but who were his best and worst signings?

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1. Cristiano Ronaldo. £12.3m from Sporting Lisbon - 10/10. From the start it was clear that he was an exciting player, but nobody could have foreseen how lethal he would become in front of goal. A true legend of world football

“He’s done okay but if he were made of chocolate he would eat himself.”

Docherty also questioned the decision to shell out a world-record fee to re-sign Paul Pogba in the summer.

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Tommy Docherty says Jose Mourinho spent too much on Paul Pogba

“He’s done okay but if he were made of chocolate he would eat himself.”

Tommy Docherty

“And look at the money he’s spent,” added the 88-year-old.

"Fergie sold [Paul] Pogba for about a million quid and they then paid about 900 million [sic] to get him back.

“That was good business, wasn’t it?”

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Jose mourinho hasn't convinced Tommy Docherty

The win over the Hammers moved United level on points with fifth-placed Tottenham, although Mauricio Pochettino's side have a game in hand.

Mourinho’s men are back in action on Saturday when they begin their defence of the FA Cup at home to Reading, managed by former Red Devil Jaap Stam.